Home / 1,148,170.82-1,722,643.65-508,387.22

Finding the Fourth Proportional to 1,148,170.82, 1,722,643.65 and 508,387.22

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Solution

The fourth proportional to 1,148,170.82, 1,722,643.65 and 508,387.22 is: 762,752.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,170.82 : 1,722,643.65 = 508,387.22 : x
  2. Step 2: Convert to fraction form
    1,148,170.82/1,722,643.65 = 508,387.22/x
  3. Step 3: Cross multiply
    1,148,170.82x = 1,722,643.65 × 508,387.22
  4. Step 4: Simplify right side
    1,148,170.82x = 875,770,016,274.15
  5. Step 5: Solve for x
    x = 875,770,016,274.15/1,148,170.82
  6. Step 6: Final answer
    x = 762,752.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.